A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5975-00-830-7638
NSN 5965-01-097-2027
NSN 5985-00-272-7451
NSN 5990-01-089-9694
NSN 5945-01-331-9561
NSN 6320-01-435-5991
NSN 5965-01-289-3509
NSN 4140-01-499-5557
NSN 6135-01-604-8739
NSN 5855-00-944-0949
NSN 6645-01-556-5263
NSN 5915-01-187-7469